DIFF Subgroup
C21D 7/06 by shot-peening or the like
Introduced: September 1968
Full Title
Full titles differ between systems:
IPC:
Modifying the physical properties of iron or steel by deformation > by cold working > of the surface > by shot-peening or the like
CPC:
Modifying the physical properties of iron or steel by deformation (apparatus for mechanical working of metal B21, B23, B24) > by cold working > of the surface > by shot-peening or the like
No child classifications to compare. This is a leaf node in both IPC and CPC.